Werkgruppe Neckar

What Werkgruppe Neckar does

Werkgruppe Neckar Bauphysik is a German building physics consultancy headquartered in Neckarsulm, Baden-Württemberg, operating as the dedicated Bauphysik division within the larger Werkgruppe Neckar group. The firm delivers specialized engineering services across thermal protection, sound protection, moisture protection, and room acoustics, with energy efficiency consulting and QNG sustainability certification as its headline offerings. Core service lines are Wärmeschutz & Energiebilanzierung (KfW/BAFA efficiency renovation consulting, Energieausweise, GEG compliance, Energieberatung Denkmal for heritage buildings, and individueller Sanierungsfahrplan renovation roadmaps), Nachhaltigkeitsauditor (QNG auditing for residential buildings via BiRN, non-residential via DGNB, and municipal non-residential via LNB_QNG and N!BBW), and Schallschutz (DIN 4109-1 minimum and DIN 4109-5 enhanced sound protection certification, plus airborne and impact sound measurements).

The company operates as a project-based professional services firm; pricing is not publicly disclosed and fees are determined per engagement based on building size, complexity, and certification requirements. Its go-to-market is consultative and sales-led, engaging municipalities, architects, planners, and property developers primarily in Baden-Württemberg with selective projects in Niedersachsen (e.g., a 192-unit scheme in Wilhelmshaven). Distribution is direct, reliant on the team's domain credentials (Energieeffizienz-Experte, DGNB Auditor, BNK Auditor) and a project-portfolio website rather than digital advertising or partner channels. The team consists of four named professionals, including a Prof. Dr. h.c.-titled senior building physicist with Swiss Accreditation (SAS) recognition and university lecturer roles at DHBW-Mosbach and Hochschule Karlsruhe, plus supporting M.Sc. Bauphysik, M.Sc. Immobilienökonom, and B.Eng. civil engineering staff. The firm is privately held with no disclosed external funding or revenue.

Name

Werkgruppe Neckar

Legal name

Werkgruppe Neckar Bauphysik

Website

https://werkgruppe-neckar-bauphysik.de

Company type

Private

Founded year

2020

Operating status

Operating

Headcount range

11–50 employees

Short description

Werkgruppe Neckar Bauphysik is a German building physics consultancy in Neckarsulm providing thermal protection, sound protection, energy consulting, and QNG sustainability certification to municipalities, architects, planners, and property developers, primarily in Baden-Württemberg.

Ownership category

akta.pro rank

Product category

Building Physics Consulting

NAICS

Architectural Services (541310), Environmental Consulting Services (541620), Architectural, Engineering, and Related Services (5413)

akta.pro primary industry

Sustainable/Green Building & LEED Consulting (BPAHAKAG)

akta.pro secondary industry

GHG Accounting & Net-Zero/Decarbonization Planning (Scopes 1–3) (EUAHAJAC)

Keywords

• Building physics consulting
• Energy efficiency consulting
• Sustainability certification
• Thermal protection services
• Sound protection consulting

Headquarters

HQ city

Neckarsulm

HQ country

Germany

HQ region

Europe

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Technology or R&D, Marketing or Sales

Revenue model

1. Bauphysik-Beratungsleistungen: Professional consulting services for building physics including thermal protection, sound protection, moisture protection, and room acoustics assessments
2. Energieberatung: Energy consulting services for residential and non-residential buildings, including energy efficiency certificates (Energieausweise), GEG certifications, and renovation roadmaps
3. Nachhaltigkeitszertifizierung: Sustainability certification services for buildings following QNG standards, including audits for residential, non-residential, and municipal non-residential buildings
4. Schallschutz-Nachweise und Messungen: Sound protection certification and measurement services including evidence of enhanced sound protection per DIN 4109-5 and minimum requirements per DIN 4109-1, as well as air and impact sound measurements

Go-to-market motion1 record

Distribution channels1 record

Marketing channels2 records

Core offering

Werkgruppe Neckar Bauphysik is a building physics consulting firm that plans, assesses, and certifies residential, public, and commercial buildings across all architectural work phases. It delivers energy consulting for residential and non-residential buildings (including heritage/listed buildings), QNG sustainability certification audits, sound protection verification per DIN 4109-5 and DIN 4109-1, and individual renovation roadmaps (iSFP) for municipalities, architects, planners, and property developers in southern Germany.

Product overview

Werkgruppe Neckar Bauphysik offers a comprehensive suite of building physics consulting services organized around three core offerings: Wärmeschutz & Energiebilanzierung (thermal protection and energy balancing), Nachhaltigkeitsauditor (sustainability auditing for QNG certification across residential and non-residential buildings), and Schallschutz (sound protection with measurements). These core services are supported by specialized modules including Energieberatung Denkmal for heritage buildings, QNG-Zertifizierung for sustainable building certification, GEG-Nachweise for German Energy Conservation Law compliance, and Luft- und Trittschallmessung for acoustic measurements. The company positions itself as a partner for municipalities, architects, planners, and building owners seeking sustainable and efficient construction projects.

Differentiator

Problem solved

Functional benefit

Products and services

• Wärmeschutz & Energiebilanzierung (Thermal Protection and Energy Balancing) Thermal protection and energy balancing consulting for residential and non-residential buildings, including efficiency renovation advice, energy performance certificates, monument building energy consulting, German Energy Conservation Law (GEG) compliance documentation, and individual renovation roadmaps. Targeted at municipalities, architects, planners, and property developers across Germany.
• Nachhaltigkeitsauditor (Sustainability Auditor) Sustainability auditing for buildings across residential (BiRN), non-residential (DGNB), and municipal non-residential (LNB_QNG and N!BBW) scopes, enabling Qualitätssiegel Nachhaltiges Gebäude (QNG) certification. Targeted at property developers, municipalities, and planners needing QNG-certified sustainability documentation.
• Schallschutz (Sound Protection) Sound protection consulting and measurement services including evidence of enhanced sound protection per DIN 4109-5, minimum-requirement evidence per DIN 4109-1, and airborne and impact sound measurements. Targeted at architects, planners, and property developers needing DIN-compliant acoustic verification for residential, commercial, and public buildings.

Named customers5 records

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Scale indicators1 record

Recent moves5 records

Expansion highlights5 records

Direct peers

• Ingenieurbüro Hausladen GmbH: Bavaria-based energy-efficient building and building physics consultancy providing energy concepts, EnEV/GEG documentation, and sustainability advisory — directly comparable services for residential developers in a neighbouring German market.
• Müller-BBM GmbH: Established German engineering consultancy specializing in acoustics, vibration, and building physics including DIN 4109 sound protection proofs and measurements — overlaps Werkgruppe Neckar's Schallschutz service line and broader bauphysik offering.
• ITA Ingenieurgesellschaft für technische Akustik mbH: German engineering firm providing building acoustics consulting, sound protection proofs per DIN 4109, and room acoustics — competes for the same architect/developer clients on Schallschutz mandates.
• Graner + Partner Ingenieurgesellschaft mbH: Cologne-based building physics consultancy offering thermal protection, sound insulation, energy certificates, and energy consulting — directly comparable multi-disciplinary bauphysik firm serving German residential and commercial developers.
• Kötter + Siefker Ingenieurgesellschaft mbH & Co. KG: German building physics and acoustics consultancy offering thermal protection, sound insulation, and energy consulting for residential and commercial buildings — closely matches Werkgruppe Neckar's core service mix and target client base of architects, planners, and developers.

Others

• DGNB Deutsche Gesellschaft für Nachhaltiges Bauen: German sustainable-building standards body that certifies DGNB auditors and runs the certification schemes Werkgruppe Neckar audits against — adjacent ecosystem enabler rather than a direct competitor.
• Verbraucherzentrale Bundesverband (Energieberatung): Federally supported consumer energy-advisory network in Germany providing Energieausweise and Energieberatung — overlaps with residential-side energy consulting but serves owner-occupiers rather than developers.
• Fraunhofer-Institut für Bauphysik IBP: German applied research institute for building physics covering acoustics, thermal protection, and energy efficiency — adjacent ecosystem participant whose research, standards work, and trained graduates shape Werkgruppe Neckar's service category.

Broad incumbents

• Drees & Sommer SE: Large German engineering and consulting firm offering sustainability, energy efficiency, and building certification (DGNB) advisory alongside broader project management — broader portfolio but overlapping sustainability certification capability.
• Arcadis Germany (formerly KEMA, Hyder): Global design and engineering consultancy with German operations providing sustainability, energy, and buildings advisory — a broader incumbent that can absorb building physics work into integrated mandates.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat3 records

Key risks5 records

Key highlights5 records

Customer concentration

• LinkedInlinkedin.com/company/werkgruppe-neckar-bauphysik-gmbh

Compliance4 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles4 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Werkgruppe Neckar